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--- a/Allura/development.ini
+++ b/Allura/development.ini
@@ -143,6 +143,7 @@
 scm.repos.tarball.zip_binary = /usr/bin/zip
 
 bulk_export_path = /tmp/bulk_export/{nbhd}/{project}
+bulk_export_filename = {project}-backup-{date:%Y-%m-%d-%H%M%S}.zip
 bulk_export_download_instructions = Sample instructions for {project}
 
 # space-separated list of tool names that are valid options